67994368

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{20431}}^1$

素因数の和:20460

約数の個数: 36

約数和(自身を含む): 146170528

約数和(自身を除く): 78176160

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 20431, 40862, 81724, 163448, 265603, 326896, 531206, 653792, 1062412, 1307584, 2124824, 2615168, 4249648, 5230336, 8499296, 16998592, 33997184, 67994368]

約数ペア:

[(1, 67994368), (2, 33997184), (4, 16998592), (8, 8499296), (13, 5230336), (16, 4249648), (26, 2615168), (32, 2124824), (52, 1307584), (64, 1062412), (104, 653792), (128, 531206), (208, 326896), (256, 265603), (416, 163448), (832, 81724), (1664, 40862), (3328, 20431)]